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Study on the Content Analysis of Soil Heavy Metals and Soil Environment Assessment in Nuisance Free Fruits Production Base in Hebei province
陈瑜,谷建才,汪涛,石丽丽
Chinese Agricultural Science Bulletin . 2009, (5): 264 -267 .  DOI: 10.11924/j.issn.1000-6850.2008-1512